{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:P5V7MRNOTM7BHUFF5QVPS5242O","short_pith_number":"pith:P5V7MRNO","schema_version":"1.0","canonical_sha256":"7f6bf645ae9b3e13d0a5ec2af9775cd381329944e50b890d7eef635e68d5b78a","source":{"kind":"arxiv","id":"1307.7594","version":1},"attestation_state":"computed","paper":{"title":"The XMM-Newton survey of the Small Magellanic Cloud: The X-ray point-source catalogue","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Tiengo, D. A. H. Buckley, D. Hatzidimitriou, F. Haberl, J. Ballet, M. Coe, M. D. Filipovic, M. Ehle, N. La Palombara, R. Sturm, W. Pietsch","submitted_at":"2013-07-29T14:20:05Z","abstract_excerpt":"Local-Group galaxies provide access to samples of X-ray source populations of whole galaxies. The XMM-Newton survey of the Small Magellanic Cloud (SMC) completely covers the bar and eastern wing with a 5.6 deg^2 area in the (0.2-12.0) keV band. To characterise the X-ray sources in the SMC field, we created a catalogue of point sources and sources with moderate extent. Sources with high extent (>40\") have been presented in a companion paper. We searched for point sources in the EPIC images using sliding-box and maximum-likelihood techniques and classified the sources using hardness ratios, X-ra"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1307.7594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-07-29T14:20:05Z","cross_cats_sorted":[],"title_canon_sha256":"5d367d7c1c517e2a0816ea0589050f882f82dc0589f12171a5714a87bec9abe0","abstract_canon_sha256":"28fbcbc9e4c1d991256926e1feef53e13349921f9c9e840de07cac98b9754969"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:48:33.409333Z","signature_b64":"7gxij5i5LmFmp8lgxdxCbRJvY5H8NLGS0QKNB8pUCA6zYkBsh0Q3yNZXQxEGyJX2IyC5TQzeGiGgMqwPT4+3Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f6bf645ae9b3e13d0a5ec2af9775cd381329944e50b890d7eef635e68d5b78a","last_reissued_at":"2026-05-18T01:48:33.408880Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:48:33.408880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The XMM-Newton survey of the Small Magellanic Cloud: The X-ray point-source catalogue","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Tiengo, D. A. H. Buckley, D. Hatzidimitriou, F. Haberl, J. Ballet, M. Coe, M. D. Filipovic, M. Ehle, N. La Palombara, R. Sturm, W. Pietsch","submitted_at":"2013-07-29T14:20:05Z","abstract_excerpt":"Local-Group galaxies provide access to samples of X-ray source populations of whole galaxies. The XMM-Newton survey of the Small Magellanic Cloud (SMC) completely covers the bar and eastern wing with a 5.6 deg^2 area in the (0.2-12.0) keV band. To characterise the X-ray sources in the SMC field, we created a catalogue of point sources and sources with moderate extent. Sources with high extent (>40\") have been presented in a companion paper. We searched for point sources in the EPIC images using sliding-box and maximum-likelihood techniques and classified the sources using hardness ratios, X-ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.7594","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1307.7594","created_at":"2026-05-18T01:48:33.408940+00:00"},{"alias_kind":"arxiv_version","alias_value":"1307.7594v1","created_at":"2026-05-18T01:48:33.408940+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.7594","created_at":"2026-05-18T01:48:33.408940+00:00"},{"alias_kind":"pith_short_12","alias_value":"P5V7MRNOTM7B","created_at":"2026-05-18T12:27:54.935989+00:00"},{"alias_kind":"pith_short_16","alias_value":"P5V7MRNOTM7BHUFF","created_at":"2026-05-18T12:27:54.935989+00:00"},{"alias_kind":"pith_short_8","alias_value":"P5V7MRNO","created_at":"2026-05-18T12:27:54.935989+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O","json":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O.json","graph_json":"https://pith.science/api/pith-number/P5V7MRNOTM7BHUFF5QVPS5242O/graph.json","events_json":"https://pith.science/api/pith-number/P5V7MRNOTM7BHUFF5QVPS5242O/events.json","paper":"https://pith.science/paper/P5V7MRNO"},"agent_actions":{"view_html":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O","download_json":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O.json","view_paper":"https://pith.science/paper/P5V7MRNO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1307.7594&json=true","fetch_graph":"https://pith.science/api/pith-number/P5V7MRNOTM7BHUFF5QVPS5242O/graph.json","fetch_events":"https://pith.science/api/pith-number/P5V7MRNOTM7BHUFF5QVPS5242O/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O/action/timestamp_anchor","attest_storage":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O/action/storage_attestation","attest_author":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O/action/author_attestation","sign_citation":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O/action/citation_signature","submit_replication":"https://pith.science/pith/P5V7MRNOTM7BHUFF5QVPS5242O/action/replication_record"}},"created_at":"2026-05-18T01:48:33.408940+00:00","updated_at":"2026-05-18T01:48:33.408940+00:00"}